158386056 has 32 divisors (see below), whose sum is σ = 401393760. Its totient is φ = 52071552.

The previous prime is 158386049. The next prime is 158386061. The reversal of 158386056 is 650683851.

It is a super-2 number, since 2×158386056² = 50172285470470272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 158385999 and 158386017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43450 + ... + 46953.

It is an arithmetic number, because the mean of its divisors is an integer number (12543555).

Almost surely, 2^158386056 is an apocalyptic number.

It is an amenable number.

158386056 is an abundant number, since it is smaller than the sum of its proper divisors (243007704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158386056 is a wasteful number, since it uses less digits than its factorization.

158386056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90485 (or 90481 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 158386056 is about 12585.1522040856. The cubic root of 158386056 is about 541.0519685443.

The spelling of 158386056 in words is "one hundred fifty-eight million, three hundred eighty-six thousand, fifty-six".